have reduce to

i have tried the u substitution but still unable to reduce the left-hand side to its simplest form, pls what is it am missing here?

thanks!

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- September 17th 2012, 02:38 AMlawochekelvariable separable!

have reduce to

i have tried the u substitution but still unable to reduce the left-hand side to its simplest form, pls what is it am missing here?

thanks! - September 17th 2012, 02:45 AMkalyanramRe: variable separable!
Try substitution.

- September 17th 2012, 02:54 AMProve ItRe: variable separable!